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AI Skills & Tools Directory

AI Skills, MCP Tools & Agent Capabilities

Composable skills for AI agents — MCP servers, Claude Skills, LangChain tools, and prompt packs. Each skill includes setup steps, source repository, and license information.

50 Indexed Skills
6 Categories
Open Source Licensed

Filesystem MCP Server

The official Model Context Protocol server for secure filesystem access — read, write, search, and navigate files from AI clients within configured directory boundaries.

Automation MIT
95

Anthropic Document Skills (PDF, DOCX, PPTX, XLSX)

Anthropic's official Claude Skills for working with document formats — fill, merge, and extract data from PDFs, Word files, PowerPoint decks, and Excel spreadsheets inside agent workflows.

Document MIT
93

ECC

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

Coding MIT
91

Markitdown

Python tool for converting files and office documents to Markdown.

Document MIT
89

Ponytail

Makes your AI agent think like the laziest senior dev in the room. a featured code is the code you never wrote.

Coding MIT
87

Langchain

The agent engineering platform.

Research MIT
87

Graphify

Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store.

Document Apache-2.0
86

Claude Mem

Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini, Hermes, Copilot, OpenCode + More.

Document Apache-2.0
85

Gemini Cli

An open-source AI agent that brings the power of Gemini directly into your terminal.

Coding Apache-2.0
85

Open Design

🎨 Best DeepSeek Harness Design Plugin. The open-source Claude Design alternative. 🖥️ Local-first desktop app. 🖼️ Your coding agent becomes the design engine: prototypes, landing pages, dashboards, slides, images & video — real files, HTML/PDF/PPTX/MP4 export.

Document Apache-2.0
85

Agent Skills

Production-grade engineering skills for AI coding agents.

Coding MIT
85

Understand Anything

Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.

Coding MIT
84

Scrapling

🕷️ An adaptive Web Scraping framework that handles everything from a single request to a full-scale crawl!.

Data BSD-3-Clause
84

Deer Flow

An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.

Coding MIT
84

Ruflo

🌊 The original agent harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning intelligence, federation, vector RAG integration, and native Claude Code / Codex / Hermes and many more Integrated.

Coding MIT
83

Headroom

Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.

Document Apache-2.0
83

Archify

Agent skill for beautiful, verifiable architecture, workflow, sequence, data-flow, and lifecycle diagrams—self-contained HTML with motion and crisp export.

Document MIT
82

Context7

Context7 Platform -- Up-to-date code documentation for LLMs and AI code editors.

Document MIT
82

System Prompts Leaks

Extracted system prompts from Anthropic - Claude Fable 5.1, Opus 5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-6-Astra, Codex. Google - Gemini 3.8 Flash, 3.1 Pro, Antigravity. xAI - Grok, Grok Bot, Cursor, Kimi and more! Updated regularly.

Coding CC0-1.0
82

Awesome Openclaw Skills

The awesome collection of OpenClaw skills. 5,400+ skills filtered and categorized from the official OpenClaw Skills Registry.🦞.

Automation MIT
81

Scientific Agent Skills

Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 190,000+ scientists worldwide. 165 ready-to-use validated skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery.

Data MIT
80

Codebase Memory Mcp

High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average repo in milliseconds. 158 languages, sub-ms queries, 99% fewer tokens. Single static binary, zero dependencies.

Document MIT
80

Humanizer

Agent skill that removes signs of AI-generated writing from text.

Document MIT
80

Agentic Awesome Skills

AAS Core is the local, agent-first control plane for complete catalog discovery, agent-owned selection, stack validation, and planning, backed by 2,115+ agentic skills. Includes CLI, local MCP, catalog, plugins, and Workbench.

Coding MIT
80

Marketingskills

Marketing skills for Claude Code and AI agents. CRO, copywriting, SEO, analytics, and growth engineering.

Data MIT
80

I Have Adhd

A skill to stop your coding agent from burying the answer. ADHD-friendly output.

Coding MIT
79

Agents

Multi-harness agentic plugin marketplace for Claude Code, Codex, Cursor, OpenCode, GitHub Copilot, and Google Antigravity.

Coding MIT
79

App

A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever. Try it out today!.

Data MIT
79

UI TARS Desktop

The Open-Source Multimodal AI Agent Stack: Connecting Cutting-Edge AI Models and Agent Infra.

Automation Apache-2.0
79

Awesome Copilot

Community-contributed instructions, agents, skills, and configurations to help you make the most of GitHub Copilot.

Coding MIT
79

Awesome Agent Skills

A curated collection of 1000+ agent skills from official dev teams and the community, compatible with Claude Code, Codex, Gemini CLI, Cursor, and more.

Coding MIT
78

Agents Course

This repository contains the Hugging Face Agents Course.

Automation Apache-2.0
78

Prompt Engineering Guide

🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.

Document MIT
78

Reverse Skill

Reverse Engineering / Authorized Penetration Testing / Security Research Skill Router Pack AI-powered routing + On-demand toolchain bootstrapping + Self-evolving knowledge base Supports Claude Code, Kiro, Cursor, Cline, and other AI coding clients 逆向/渗透/安全技能路由包 - AI 自动路由 +.

Coding MIT
78

Anthropic Cybersecurity Skills

817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF & MITRE F3 (Fight Fraud) · agentskills.io standard · Works with Claude Code, GitHub Copilot, Codex CLI, Cursor, Gemini CLI & 20+ platforms ·.

Coding Apache-2.0
78

Nanoclaw

A lightweight alternative to OpenClaw that runs in containers for security. Connects to WhatsApp, Telegram, Slack, Discord, Gmail and other messaging apps,, has memory, scheduled jobs, and runs directly on Anthropic's Agents SDK.

Coding MIT
77

Frontend Slides

Create beautiful slides on the web using a coding agent's frontend skills.

Coding MIT
77

Gpt Researcher

An autonomous agent that conducts deep research on any data using any LLM providers.

Data Apache-2.0
77

Serena

A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent.

Coding MIT
77

Deepagents

The batteries-included agent harness.

Automation MIT
77

Mlflow

The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.

Data Apache-2.0
77

Awesome Gpt Image 2

Prompt as Code | GPT Image 2 / 2.5 提示词与案例库,530+ 个案例、20+ 套工业级模板与可复用 Skills,新增 2.5 同提示词对比专区,附完整提示词与生成记录,持续更新。.

Coding MIT
77

Book To Skill

Turn any technical book PDF into a Claude Code skill — ready to study, reference, and use while you work.

Document MIT
77

Hallmark

Anti-AI-slop design skill for Claude Code, Cursor, and Codex.

Coding MIT
77

Planning With Files

Persistent file-based planning for AI coding agents and long-running tasks. Crash-proof markdown plans, session recovery after /clear and compaction, per-turn re-injection against context rot, deterministic completion gate. Manus-style.

Document MIT
76

Claude Skills

380 Claude Code skills & agent skills & plugins (30+ Agents, 70+ custom commands, 380+ skills, customizable references, scripts)for Claude Code, Codex, Gemini CLI, Cursor, and 8 more coding agents — engineering, marketing, product, compliance, C-level advisory, research,.

Coding MIT
76
Open Source & Licensing

All indexed skills are from public repositories with permissive open-source licenses (MIT, Apache-2.0, BSD). Source links lead directly to the original repositories. Popularity scores are derived from GitHub stars and engagement metrics.